#include <stdio.h>


int main() {
	const volatile int local = 10;
    int *ptr = (int*) &local;
 
    printf("Initial value of local : %d \n", local);
 	
	// 修改内存中的值
    *ptr = 100;
 
    printf("Modified value of local: %d \n", local);
 
    return 0;
}
